/*
 * Licensed to the Apache Software Foundation (ASF) under one or more
 * contributor license agreements.  See the NOTICE file distributed with
 * this work for additional information regarding copyright ownership.
 * The ASF licenses this file to You under the Apache License, Version 2.0
 * (the "License"); you may not use this file except in compliance with
 * the License.  You may obtain a copy of the License at
 *
 *    http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */

package org.apache.predictionio.examples.java.regression;

import org.apache.predictionio.controller.java.LJavaAlgorithm;

// This algorithm is for illustration only. It returns a constant.
public class DefaultAlgorithm
  extends LJavaAlgorithm<DefaultAlgorithmParams, TrainingData, Object, Double[], Double> {
  public final DefaultAlgorithmParams p; 

  public DefaultAlgorithm(DefaultAlgorithmParams p) {
    this.p = p;
  }

  public Object train(TrainingData data) {
    return null;
  }

  public Double predict(Object nullModel, Double[] query) {
    return p.v;
  }
}

